Home / 26,926.22-40,397.57-13,787.89

Finding the Fourth Proportional to 26,926.22, 40,397.57 and 13,787.89

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Solution

The fourth proportional to 26,926.22, 40,397.57 and 13,787.89 is: 20,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.22 : 40,397.57 = 13,787.89 : x
  2. Step 2: Convert to fraction form
    26,926.22/40,397.57 = 13,787.89/x
  3. Step 3: Cross multiply
    26,926.22x = 40,397.57 × 13,787.89
  4. Step 4: Simplify right side
    26,926.22x = 556,997,251.43
  5. Step 5: Solve for x
    x = 556,997,251.43/26,926.22
  6. Step 6: Final answer
    x = 20,686.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.